20178026319

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{166021}}^1$

素因数の和:166191

約数の個数: 32

約数和(自身を含む): 30601175040

約数和(自身を除く): 10423148721

約数列:

[1, 3, 11, 29, 33, 87, 127, 319, 381, 957, 1397, 3683, 4191, 11049, 40513, 121539, 166021, 498063, 1826231, 4814609, 5478693, 14443827, 21084667, 52960699, 63254001, 158882097, 231931337, 611455343, 695794011, 1834366029, 6726008773, 20178026319]

約数ペア:

[(1, 20178026319), (3, 6726008773), (11, 1834366029), (29, 695794011), (33, 611455343), (87, 231931337), (127, 158882097), (319, 63254001), (381, 52960699), (957, 21084667), (1397, 14443827), (3683, 5478693), (4191, 4814609), (11049, 1826231), (40513, 498063), (121539, 166021)]